2840784835

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{4409}}^1$

素因数の和:4911

約数の個数: 32

約数和(自身を含む): 4000752000

約数和(自身を除く): 1159967165

約数列:

[1, 5, 7, 35, 41, 205, 287, 449, 1435, 2245, 3143, 4409, 15715, 18409, 22045, 30863, 92045, 128863, 154315, 180769, 644315, 903845, 1265383, 1979641, 6326915, 9898205, 13857487, 69287435, 81165281, 405826405, 568156967, 2840784835]

約数ペア:

[(1, 2840784835), (5, 568156967), (7, 405826405), (35, 81165281), (41, 69287435), (205, 13857487), (287, 9898205), (449, 6326915), (1435, 1979641), (2245, 1265383), (3143, 903845), (4409, 644315), (15715, 180769), (18409, 154315), (22045, 128863), (30863, 92045)]